64120526682 has 16 divisors (see below), whose sum is σ = 128266264800. Its totient is φ = 21369306992.

The previous prime is 64120526623. The next prime is 64120526719. The reversal of 64120526682 is 28662502146.

It is a happy number.

It is a super-2 number, since 2×64120526682² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1017333 + ... + 1078520.

It is an arithmetic number, because the mean of its divisors is an integer number (8016641550).

Almost surely, 2^64120526682 is an apocalyptic number.

64120526682 is an abundant number, since it is smaller than the sum of its proper divisors (64145738118).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

64120526682 is a wasteful number, since it uses less digits than its factorization.

64120526682 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2100957.

The product of its (nonzero) digits is 276480, while the sum is 42.

The spelling of 64120526682 in words is "sixty-four billion, one hundred twenty million, five hundred twenty-six thousand, six hundred eighty-two".